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yaml
---
r: 174237
b: refs/heads/master
c: 71bb21b
h: refs/heads/master
i:
  174235: 11e656f
v: v3
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Maxim Levitsky authored and Dmitry Torokhov committed Nov 20, 2009
1 parent cc42503 commit 55fadd1
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Showing 2 changed files with 66 additions and 36 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 315eb996d5505112b22452ccbc7e01fb02eaae81
refs/heads/master: 71bb21b677e89a2b438b804231f92b779beda5d7
100 changes: 65 additions & 35 deletions trunk/drivers/input/mouse/alps.c
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Original file line number Diff line number Diff line change
Expand Up @@ -28,13 +28,16 @@
#define dbg(format, arg...) do {} while (0)
#endif

#define ALPS_DUALPOINT 0x01
#define ALPS_WHEEL 0x02
#define ALPS_FW_BK_1 0x04
#define ALPS_4BTN 0x08
#define ALPS_OLDPROTO 0x10
#define ALPS_PASS 0x20
#define ALPS_FW_BK_2 0x40

#define ALPS_OLDPROTO 0x01 /* old style input */
#define ALPS_DUALPOINT 0x02 /* touchpad has trackstick */
#define ALPS_PASS 0x04 /* device has a pass-through port */

#define ALPS_WHEEL 0x08 /* hardware wheel present */
#define ALPS_FW_BK_1 0x10 /* front & back buttons present */
#define ALPS_FW_BK_2 0x20 /* front & back buttons present */
#define ALPS_FOUR_BUTTONS 0x40 /* 4 direction button present */


static const struct alps_model_info alps_model_data[] = {
{ { 0x32, 0x02, 0x14 }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT }, /* Toshiba Salellite Pro M10 */
Expand All @@ -56,7 +59,7 @@ static const struct alps_model_info alps_model_data[] = {
{ { 0x22, 0x02, 0x0a }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT },
{ { 0x22, 0x02, 0x14 }, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT }, /* Dell Latitude D600 */
{ { 0x62, 0x02, 0x14 }, 0xcf, 0xcf, ALPS_PASS | ALPS_DUALPOINT }, /* Dell Latitude E6500 */
{ { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FW_BK_1 }, /* Dell Vostro 1400 */
{ { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FOUR_BUTTONS }, /* Dell Vostro 1400 */
};

/*
Expand All @@ -83,6 +86,7 @@ static const struct alps_model_info alps_model_data[] = {
static void alps_process_packet(struct psmouse *psmouse)
{
struct alps_data *priv = psmouse->private;
const struct alps_model_info *model = priv->i;
unsigned char *packet = psmouse->packet;
struct input_dev *dev = psmouse->dev;
struct input_dev *dev2 = priv->dev2;
Expand All @@ -101,7 +105,7 @@ static void alps_process_packet(struct psmouse *psmouse)
return;
}

if (priv->i->flags & ALPS_OLDPROTO) {
if (model->flags & ALPS_OLDPROTO) {
left = packet[2] & 0x10;
right = packet[2] & 0x08;
middle = 0;
Expand All @@ -117,12 +121,12 @@ static void alps_process_packet(struct psmouse *psmouse)
z = packet[5];
}

if (priv->i->flags & ALPS_FW_BK_1) {
if (model->flags & ALPS_FW_BK_1) {
back = packet[0] & 0x10;
forward = packet[2] & 4;
}

if (priv->i->flags & ALPS_FW_BK_2) {
if (model->flags & ALPS_FW_BK_2) {
back = packet[3] & 4;
forward = packet[2] & 4;
if ((middle = forward && back))
Expand All @@ -132,7 +136,7 @@ static void alps_process_packet(struct psmouse *psmouse)
ges = packet[2] & 1;
fin = packet[2] & 2;

if ((priv->i->flags & ALPS_DUALPOINT) && z == 127) {
if ((model->flags & ALPS_DUALPOINT) && z == 127) {
input_report_rel(dev2, REL_X, (x > 383 ? (x - 768) : x));
input_report_rel(dev2, REL_Y, -(y > 255 ? (y - 512) : y));

Expand All @@ -150,7 +154,8 @@ static void alps_process_packet(struct psmouse *psmouse)
input_report_key(dev, BTN_MIDDLE, middle);

/* Convert hardware tap to a reasonable Z value */
if (ges && !fin) z = 40;
if (ges && !fin)
z = 40;

/*
* A "tap and drag" operation is reported by the hardware as a transition
Expand All @@ -166,8 +171,10 @@ static void alps_process_packet(struct psmouse *psmouse)
}
priv->prev_fin = fin;

if (z > 30) input_report_key(dev, BTN_TOUCH, 1);
if (z < 25) input_report_key(dev, BTN_TOUCH, 0);
if (z > 30)
input_report_key(dev, BTN_TOUCH, 1);
if (z < 25)
input_report_key(dev, BTN_TOUCH, 0);

if (z > 0) {
input_report_abs(dev, ABS_X, x);
Expand All @@ -177,14 +184,21 @@ static void alps_process_packet(struct psmouse *psmouse)
input_report_abs(dev, ABS_PRESSURE, z);
input_report_key(dev, BTN_TOOL_FINGER, z > 0);

if (priv->i->flags & ALPS_WHEEL)
if (model->flags & ALPS_WHEEL)
input_report_rel(dev, REL_WHEEL, ((packet[2] << 1) & 0x08) - ((packet[0] >> 4) & 0x07));

if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
if (model->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
input_report_key(dev, BTN_FORWARD, forward);
input_report_key(dev, BTN_BACK, back);
}

if (model->flags & ALPS_FOUR_BUTTONS) {
input_report_key(dev, BTN_0, packet[2] & 4);
input_report_key(dev, BTN_1, packet[0] & 0x10);
input_report_key(dev, BTN_2, packet[3] & 4);
input_report_key(dev, BTN_3, packet[0] & 0x20);
}

input_sync(dev);
}

Expand Down Expand Up @@ -393,15 +407,12 @@ static int alps_poll(struct psmouse *psmouse)
return 0;
}

static int alps_hw_init(struct psmouse *psmouse, int *version)
static int alps_hw_init(struct psmouse *psmouse)
{
struct alps_data *priv = psmouse->private;
const struct alps_model_info *model = priv->i;

priv->i = alps_get_model(psmouse, version);
if (!priv->i)
return -1;

if ((priv->i->flags & ALPS_PASS) &&
if ((model->flags & ALPS_PASS) &&
alps_passthrough_mode(psmouse, true)) {
return -1;
}
Expand All @@ -416,7 +427,7 @@ static int alps_hw_init(struct psmouse *psmouse, int *version)
return -1;
}

if ((priv->i->flags & ALPS_PASS) &&
if ((model->flags & ALPS_PASS) &&
alps_passthrough_mode(psmouse, false)) {
return -1;
}
Expand All @@ -432,12 +443,15 @@ static int alps_hw_init(struct psmouse *psmouse, int *version)

static int alps_reconnect(struct psmouse *psmouse)
{
const struct alps_model_info *model;

psmouse_reset(psmouse);

if (alps_hw_init(psmouse, NULL))
model = alps_get_model(psmouse, NULL);
if (!model)
return -1;

return 0;
return alps_hw_init(psmouse);
}

static void alps_disconnect(struct psmouse *psmouse)
Expand All @@ -452,6 +466,7 @@ static void alps_disconnect(struct psmouse *psmouse)
int alps_init(struct psmouse *psmouse)
{
struct alps_data *priv;
const struct alps_model_info *model;
struct input_dev *dev1 = psmouse->dev, *dev2;
int version;

Expand All @@ -463,43 +478,58 @@ int alps_init(struct psmouse *psmouse)
priv->dev2 = dev2;
psmouse->private = priv;

if (alps_hw_init(psmouse, &version))
model = alps_get_model(psmouse, &version);
if (!model)
goto init_fail;

priv->i = model;

if (alps_hw_init(psmouse))
goto init_fail;

dev1->evbit[BIT_WORD(EV_KEY)] |= BIT_MASK(EV_KEY);
dev1->keybit[BIT_WORD(BTN_TOUCH)] |= BIT_MASK(BTN_TOUCH);
dev1->keybit[BIT_WORD(BTN_TOOL_FINGER)] |= BIT_MASK(BTN_TOOL_FINGER);
dev1->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) |
BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
dev1->keybit[BIT_WORD(BTN_LEFT)] |=
BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_RIGHT);

dev1->evbit[BIT_WORD(EV_ABS)] |= BIT_MASK(EV_ABS);
input_set_abs_params(dev1, ABS_X, 0, 1023, 0, 0);
input_set_abs_params(dev1, ABS_Y, 0, 767, 0, 0);
input_set_abs_params(dev1, ABS_PRESSURE, 0, 127, 0, 0);

if (priv->i->flags & ALPS_WHEEL) {
if (model->flags & ALPS_WHEEL) {
dev1->evbit[BIT_WORD(EV_REL)] |= BIT_MASK(EV_REL);
dev1->relbit[BIT_WORD(REL_WHEEL)] |= BIT_MASK(REL_WHEEL);
}

if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
if (model->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
dev1->keybit[BIT_WORD(BTN_FORWARD)] |= BIT_MASK(BTN_FORWARD);
dev1->keybit[BIT_WORD(BTN_BACK)] |= BIT_MASK(BTN_BACK);
}

if (model->flags & ALPS_FOUR_BUTTONS) {
dev1->keybit[BIT_WORD(BTN_0)] |= BIT_MASK(BTN_0);
dev1->keybit[BIT_WORD(BTN_1)] |= BIT_MASK(BTN_1);
dev1->keybit[BIT_WORD(BTN_2)] |= BIT_MASK(BTN_2);
dev1->keybit[BIT_WORD(BTN_3)] |= BIT_MASK(BTN_3);
} else {
dev1->keybit[BIT_WORD(BTN_MIDDLE)] |= BIT_MASK(BTN_MIDDLE);
}

snprintf(priv->phys, sizeof(priv->phys), "%s/input1", psmouse->ps2dev.serio->phys);
dev2->phys = priv->phys;
dev2->name = (priv->i->flags & ALPS_DUALPOINT) ? "DualPoint Stick" : "PS/2 Mouse";
dev2->name = (model->flags & ALPS_DUALPOINT) ? "DualPoint Stick" : "PS/2 Mouse";
dev2->id.bustype = BUS_I8042;
dev2->id.vendor = 0x0002;
dev2->id.product = PSMOUSE_ALPS;
dev2->id.version = 0x0000;
dev2->dev.parent = &psmouse->ps2dev.serio->dev;

dev2->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
dev2->relbit[BIT_WORD(REL_X)] |= BIT_MASK(REL_X) | BIT_MASK(REL_Y);
dev2->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_LEFT) |
BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
dev2->relbit[BIT_WORD(REL_X)] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
dev2->keybit[BIT_WORD(BTN_LEFT)] =
BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);

if (input_register_device(priv->dev2))
goto init_fail;
Expand Down

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